Home / 346,709,493.76-520,243,041.12-162,495,684.64

Finding the Fourth Proportional to 346,709,493.76, 520,243,041.12 and 162,495,684.64

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Solution

The fourth proportional to 346,709,493.76, 520,243,041.12 and 162,495,684.64 is: 243,827,327.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,709,493.76 : 520,243,041.12 = 162,495,684.64 : x
  2. Step 2: Convert to fraction form
    346,709,493.76/520,243,041.12 = 162,495,684.64/x
  3. Step 3: Cross multiply
    346,709,493.76x = 520,243,041.12 × 162,495,684.64
  4. Step 4: Simplify right side
    346,709,493.76x = 84,537,249,145,990,064
  5. Step 5: Solve for x
    x = 84,537,249,145,990,064/346,709,493.76
  6. Step 6: Final answer
    x = 243,827,327.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.